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Finding the Fourth Proportional to 247,465.98, 341,504.10 and 134,289.54

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Solution

The fourth proportional to 247,465.98, 341,504.10 and 134,289.54 is: 185,320.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,465.98 : 341,504.10 = 134,289.54 : x
  2. Step 2: Convert to fraction form
    247,465.98/341,504.10 = 134,289.54/x
  3. Step 3: Cross multiply
    247,465.98x = 341,504.10 × 134,289.54
  4. Step 4: Simplify right side
    247,465.98x = 45,860,428,497.11
  5. Step 5: Solve for x
    x = 45,860,428,497.11/247,465.98
  6. Step 6: Final answer
    x = 185,320.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.